How composer Carter Burwell helped craft the love story of 'Carol'

A movie score usually goes unnoticed, unless it’s very bad -- or very good. Composer Carter Burwell has written music for more than 80 films over a 30-year career, but his soundtrack for “Carol” is his first to be nominated for an Oscar. Jeffrey Brown sits down with Burwell to discuss his composing process and the proper use of music in films.